* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #b8652a;
  --color-primary-dark: #8b4513;
  --color-primary-light: #d4845f;
  --color-secondary: #e8a76a;
  --color-accent: #1a3a52;
  --color-accent-light: #c4a574;
  --color-bg: #faf8f3;
  --color-bg-light: #fff5e6;
  --color-text: #2c2416;
  --color-text-light: #6b5d4f;
  --color-border: #e8d5c4;
  --color-success: #6ba547;
  --color-warning: #d4845f;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #faf8f3 0%, #fff5e6 100%);
  color: var(--color-text);
  line-height: 1.6;
}

/* Header */
header {
  background: white;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #b8652a 0%, #d4845f 50%, #e8a76a 100%);
  color: white;
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: bold;
}

@media (max-width: 768px) {
  .hero h2 {
    font-size: 1.8rem;
  }
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* Search Bar */
.search-container {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.search-container input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  background: white;
  color: var(--color-text);
}

.search-container input::placeholder {
  color: #999;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: #999;
}

/* Category Filters */
.filters {
  background: white;
  border-bottom: 1px solid var(--color-border);
  padding: 1.5rem 2rem;
  position: sticky;
  top: 60px;
  z-index: 50;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.filters-content {
  max-width: 1400px;
  margin: 0 auto;
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--color-border);
  background: white;
  color: var(--color-text);
  border-radius: 2rem;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-btn.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Results Count */
.results-info {
  background: #fff9f0;
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 2rem;
}

.results-info p {
  max-width: 1400px;
  margin: 0 auto;
  color: var(--color-text);
  font-weight: 500;
}

/* Recipe Grid */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

#recipeGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (max-width: 1024px) {
  #recipeGrid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  #recipeGrid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  #recipeGrid {
    grid-template-columns: 1fr;
  }
}

/* Recipe Card */
.recipe-card {
  background: white;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.recipe-card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  border-color: var(--color-primary-light);
  transform: translateY(-4px);
}

.recipe-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: #f0f0f0;
}

.recipe-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.recipe-card:hover .recipe-image img {
  transform: scale(1.05);
}

.recipe-category {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: var(--color-primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.recipe-content {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.recipe-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recipe-description {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.recipe-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.btn-view {
  width: 100%;
  padding: 0.75rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: auto;
}

.btn-view:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* Recipe Detail */
.recipe-detail {
  max-width: 1000px;
  margin: 0 auto;
  background: white;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.detail-header {
  background: white;
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 10;
}

.btn-back,
.btn-print {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  background: white;
  color: var(--color-text);
  border-radius: 0.5rem;
  cursor: pointer;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.btn-back:hover,
.btn-print:hover {
  background: var(--color-bg-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.detail-hero {
  padding: 2rem;
  background: linear-gradient(135deg, #faf8f3 0%, #fff5e6 100%);
  border-bottom: 1px solid var(--color-border);
}

.detail-category {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  padding: 0.35rem 0.85rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.detail-title {
  font-size: 2rem;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.detail-description {
  font-size: 1.1rem;
  color: var(--color-text-light);
}

.detail-image {
  width: 100%;
  height: 400px;
  overflow: hidden;
  background: #f0f0f0;
}

.detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 768px) {
  .detail-image {
    height: 300px;
  }
}

.detail-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 2rem;
  background: white;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  .detail-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  text-align: center;
  padding: 1rem;
  background: var(--color-bg-light);
  border-radius: 0.5rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
}

.detail-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding: 2rem;
}

@media (max-width: 768px) {
  .detail-content {
    grid-template-columns: 1fr;
  }
}

.detail-ingredients,
.detail-instructions {
  background: var(--color-bg-light);
  padding: 1.5rem;
  border-radius: 0.5rem;
}

.detail-ingredients h2,
.detail-instructions h2 {
  font-size: 1.3rem;
  color: var(--color-text);
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 0.5rem;
}

.detail-ingredients ul {
  list-style: none;
}

.detail-ingredients li {
  padding: 0.5rem 0;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
}

.detail-ingredients li:last-child {
  border-bottom: none;
}

.ingredient-name {
  font-weight: 500;
  color: var(--color-text);
}

.ingredient-amount {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.detail-instructions ol {
  list-style: none;
  counter-reset: step-counter;
}

.detail-instructions li {
  counter-increment: step-counter;
  margin-bottom: 1.5rem;
  display: flex;
  gap: 1rem;
}

.detail-instructions li::before {
  content: counter(step-counter);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  font-weight: bold;
  flex-shrink: 0;
}

.detail-instructions p {
  color: var(--color-text);
  line-height: 1.6;
}

.detail-tips {
  background: #fff9f0;
  padding: 2rem;
  border-top: 1px solid var(--color-border);
}

.detail-tips h3 {
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.detail-tips p {
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
}

.empty-state h2 {
  font-size: 1.8rem;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.empty-state p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

/* Footer */
footer {
  background: var(--color-accent);
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
  border-top: 1px solid var(--color-border);
}

footer p {
  margin: 0;
  opacity: 0.9;
}

/* Print Styles */
@media print {
  body {
    background: white;
  }

  header,
  .hero,
  .filters,
  .results-info,
  .detail-header,
  footer {
    display: none;
  }

  .container,
  .recipe-detail {
    max-width: 100%;
    box-shadow: none;
    background: white;
  }

  .btn-view,
  .btn-back,
  .btn-print {
    display: none;
  }

  .recipe-card {
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }

  .detail-image {
    page-break-inside: avoid;
  }

  .detail-content {
    page-break-inside: avoid;
  }

  .detail-instructions li {
    page-break-inside: avoid;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .header-content {
    padding: 1rem;
  }

  .logo {
    font-size: 1.2rem;
  }

  .hero {
    padding: 2rem 1rem;
  }

  .hero h2 {
    font-size: 1.5rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .filters {
    padding: 1rem;
  }

  .filter-buttons {
    gap: 0.5rem;
  }

  .filter-btn {
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
  }

  .container {
    padding: 1rem;
  }

  .detail-hero {
    padding: 1.5rem 1rem;
  }

  .detail-title {
    font-size: 1.5rem;
  }

  .detail-content {
    padding: 1rem;
  }

  .detail-tips {
    padding: 1.5rem 1rem;
  }
}

@media (max-width: 480px) {
  .hero h2 {
    font-size: 1.3rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .detail-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    padding: 1rem;
  }

  .stat {
    padding: 0.75rem;
  }

  .stat-value {
    font-size: 1.2rem;
  }
}